Herbicide label
TripleFLEX II
TripleFLEX II (EPA 524-614) is a Group 2, 4, and 15 acetochlor, clopyralid, and flumetsulam herbicide labeled for 3 crops. The label lists 64 controlled weeds, plus partial-control, suppression, and partner-control categories.
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TripleFLEX II label facts
- Product TripleFLEX II
- EPA Reg. No. 524-614
- Registrant Bayer CropScience
- Active ingredient acetochlor, clopyralid, and flumetsulam
- MOA group 2, 4, and 15
Crops on the TripleFLEX II label
TripleFLEX II is labeled for these 3 crops and uses, per the EPA label.
- field corn
- corn silage
- seed corn
Need the rate or timing for one of these? Filter every label by your crop, free.
Weeds on the TripleFLEX II label
The TripleFLEX II label names 64 weeds and rates each by how the product handles it: full control, partial control, suppression, or control with a tank-mix partner. A weed can fall at more than one level, because control varies by crop, rate, and timing.
Controls
full control64- barnyardgrass, common
- crabgrass
- crowfootgrass
- cupgrass, prairie
- cupgrass, southwestern
- cupgrass, woolly
- foxtail, bristly
- foxtail, giant
- foxtail, green
- foxtail, robust (purple, white)
- foxtail, yellow
- goosegrass
- johnsongrass, seedling
- foxtail, millet
- millet, wild-proso
- nutsedge, yellow
- panicum, browntop
- panicum, fall
- panicum, texas
- red rice
- sandbur, field
- shattercane
- signalgrass, broadleaf
- sprangletop, red
- witchgrass
- amaranth, palmer
- beggarweed, florida
- buckwheat, wild
- carpetweed
- chickweed, common
- clover, red
- cocklebur, common
- galinsoga
- henbit
- horseweed
- jimsonweed
- kochia
- ladysthumb
- lambsquarters, common
- mallow, venice
- morningglory, ivyleaf
- morningglory, tall
- mustard, wild
- nightshade, black
- pigweed, redroot
- pigweed, smooth
- poinsettia, wild
- puncturevine
- purslane, common
- pusley, florida
- ragweed, common
- ragweed, giant
- shepherd's-purse
- sicklepod
- sida, prickly
- smartweed, pennsylvania
- spurge, nodding
- spurge, prostrate
- spurge, spotted
- sunflower, annual
- thistle, canada
- velvetleaf
- waterhemp, common
- wormwood, biennial
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TripleFLEX II rates and plant-back
The label answers both with a table, not a single number. Here is what drives each answer.
Application rate
Your rate depends on your crop and your soil texture.
Get the rate for your field: build a program and FieldMarshal cites the exact per-acre rate for your crop to the label line.
Plant-back and rotation
Your interval depends on your application rate and the rotational crop.
Get the interval for your rotation: build a program and FieldMarshal cites the exact plant-back for your rotational crop to the label line.
TripleFLEX II FAQ
What weeds does TripleFLEX II control?
The TripleFLEX II label names 64 weeds, including common barnyardgrass, crabgrass, crowfootgrass, prairie cupgrass, southwestern cupgrass, and woolly cupgrass. Control varies by crop, rate, and timing.
What crops is TripleFLEX II labeled for?
TripleFLEX II is labeled for 3 crops and uses, including field corn, corn silage, and seed corn.
What is the active ingredient in TripleFLEX II? Is it a generic?
TripleFLEX II's active ingredient is acetochlor, clopyralid, and flumetsulam (MOA Group 2, 4, and 15). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
What's the plant-back interval after TripleFLEX II?
It depends on your rotational crop, application rate, and region, so the label gives a table, not one number. Build a program and FieldMarshal cites the exact interval for your rotation to the label line, so you can verify it.
Build a program →Can I tank-mix TripleFLEX II?
It depends on your target weeds, crop stage, and which partners the label approves. Build a program and FieldMarshal checks the label for approved partners and cites the condition on each, so you can verify it.
Build a program →Plan in minutes, not evenings.
Start with TripleFLEX II and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and cited.
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Sources
Last updated 2026-07-10.